LingVo.club
📖+10 XP
🎧+10 XP
✅+15 XP
Retina cells work together to detect weak visual signals (Level A1) — gree fur

Retina cells work together to detect weak visual signalsCEFR A1

15 Apr 2026

LevelA1
A2
B1
B2

Adapted from Yale, Futurity • CC BY 4.0

Photo by National Cancer Institute, Unsplash

Level A1 – Beginner
2 min
62 words
  • The eye sees with a part called the retina.
  • The retina has many different cells.
  • Cells send signals about color and motion.
  • Scientists found retinal cells work together.
  • Cells share signals through small electrical links.
  • This sharing helps when light is weak.
  • Researchers studied mouse retinas and human retinas.
  • The work comes from Yale researchers.
  • The finding may help understand eye disease.

Difficult words

  • retina — the back part of the eye that senses light
    retinas
  • cell — a small living unit in a body
    Cells, retinal cells
  • signal — a message sent by cells or nerves
    signals
  • share — to give or send to other cells
    sharing
  • electrical — having to do with electricity or electric signals
  • disease — an illness that makes body parts not work

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Do you wear glasses?
  • Have you had an eye test?
  • Do you prefer bright or dim rooms?

Related articles